3.2.53-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Vlad Yasevich <vyasevich@xxxxxxxxx>
[ Upstream commit e87b3998d795123b4139bc3f25490dd236f68212 ]
dst->xfrm is conditionally defined. Provide accessor funtion that
is always available.
Signed-off-by: Vlad Yasevich <vyasevich@xxxxxxxxx>
Acked-by: Neil Horman <nhorman@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
include/net/dst.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/include/net/dst.h b/include/net/dst.h
index 16010d1..86ef78d 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -459,10 +459,22 @@ static inline struct dst_entry *xfrm_lookup(struct net *net,
{
return dst_orig;
}
+
+static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
+{
+ return NULL;
+}
+
#else
extern struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
const struct flowi *fl, struct sock *sk,
int flags);
+
+/* skb attached with this dst needs transformation if dst->xfrm is valid */
+static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
+{
+ return dst->xfrm;
+}
#endif
#endif /* _NET_DST_H */
--
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